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大风携沙尘进京,PM10浓度水平显著上升
Xin Lang Cai Jing· 2026-02-21 15:13
记者从北京市应急管理局了解到,因大风天气,为确保广大游客的人身安全和游览体验,圆明园新春灯 会、同庆街活动暂停开放,开放时间另行通知。"宛平有戏"新春嘉年华、卢沟桥景区、宛平城墙、宛平 县衙自2月21日16:00至2月22日9:00临时闭园。 记者21日从北京市气象部门了解到,受强冷空气影响,21日下午起,北京自西向东出现大风和沙尘天 气。据北京市生态环境监测中心介绍,21日下午至夜间,北京市受低压后部高压前部作用,西北风加 强,外来沙尘逐渐影响大部分地区,预计下午至夜间PM10浓度水平显著上升,峰值浓度可达到500微克 每立方米以上的严重污染水平。 目前,北京市仍处于大风黄色预警、沙尘蓝色预警中。由于风力较强,预计22日凌晨沙尘带逐步移出北 京,22日白天空气质量为1级至2级优良水平。预计23日(春节假期的最后一天),北京风力将减弱,但 白天最高气温继续下降,仅有6摄氏度左右。气象部门提示,公众返程时请关注临近预报。 据最新统计数据,21日17时至18时,北京市大部地区风力4级左右,阵风7级至8级,延庆、门头沟、房 山、昌平、海淀、丰台等地山区局地9级以上。城区极大风速出现在丰台区千灵山站,为16.9米每秒 ...
预计沙尘峰值时段为今天傍晚至明天凌晨,明晨能见度逐渐转好
Xin Lang Cai Jing· 2026-02-21 10:04
目前我市处于大风黄色预警、沙尘蓝色预警中。 来源: @ 气象北京 据@气象北京: 2026年2月21日16时预报结论: 21日我市上午天气晴,下午自西向东出现大风和沙尘天气,大部分地区有4级左右偏北风,西部地区阵 风8、9级,山区局地11级以上,城区极大风速为25.7米/秒(10级,海淀西北旺);大部地区能见度降至2公 里左右;观象台最高气温18.6℃(截至16时)。 预计今日傍晚至22日傍晚我市大风天气持续,偏北风4级左右,阵风8级左右,延庆、昌平、门头沟、房 山、怀柔阵风9、10级(高海拔山区局地11级以上); 22日白天气温明显下降,最高气温降至8℃左 右,夜间降温幅度不大。 受上游传输影响,预计沙尘峰值时段为21日傍晚至22日凌晨,最低能见度2公里左右,22日早晨能见度 逐渐转好。 ...
宁夏遭遇大风沙尘天气 银川机场航班大面积延误
Zhong Guo Xin Wen Wang· 2025-11-26 10:39
石嘴山市、贺兰山沿山出现降雪。受降雪天气影响,贺兰山国家森林公园临时闭园一天,石嘴山市发布 道路结冰预警。银川市因大风叠加贺兰山沿山降雪影响,出现"吹雪"的场景。 宁夏遭遇大风沙尘天气 银川机场航班大面积延误 中新社银川11月26日电 (记者 杨迪)25日至26日,宁夏多地遭遇大风、沙尘天气。截至26日15时,当地 已发布39条气象预警信号。气象部门统计显示,25日20时至26日14时,宁夏出现的最强阵风达14级。 11月26日,宁夏银川遭遇大风、沙尘天气。中新社记者 杨迪 摄 26日白天,宁夏出现8级至11级阵风,并伴有能见度小于3千米的扬沙或沙尘暴。银川街头,天空昏黄, 树木在大风中摇摆,行人纷纷戴上口罩、帽子,抵御风沙。 当天,宁夏部分高速路段出现大风、扬沙天气,交警部门已发布安全提示。受恶劣天气影响,银川河东 国际机场航班大面积延误,部分航班已提前取消。 11月26日,宁夏银川遭遇大风、沙尘天气。徐英凡 摄 中新经纬版权所有,未经书面授权,任何单位及个人不得转载、摘编或以其它方式使用。 关注中新经纬微信公众号(微信搜索"中新经纬"或"jwview"),看更多精彩财经资讯。 宁夏气象台首席预报员李强介绍 ...
多地气温“大跳水” 厚衣服快翻出来
Xin Hua Wang· 2025-03-26 10:02
Core Points - A significant temperature drop is expected across multiple regions in China following a period of warming, with forecasts indicating a decrease of 8°C to 14°C, and in some areas, over 20°C [1][2] - The cold wave is predicted to impact various regions including Xinjiang, Inner Mongolia, Heilongjiang, and parts of southern China, with the lowest temperatures expected on the night of March 29 to the early morning of March 30 [1][2] Summary by Sections - **Temperature Changes**: The Central Meteorological Observatory has issued warnings for cold waves, strong winds, fog, and sandstorms, forecasting a drastic temperature drop across northern and southern regions of China [1] - **Public Advisory**: Meteorological experts advise the public to adjust their clothing according to the fluctuating temperatures and to be cautious of strong winds and potential hazards from falling objects in northern areas, while southern regions should be aware of severe convective weather [2]
寒潮大举来袭!我国大部地区降温剧烈
券商中国· 2025-03-24 01:49
Group 1 - The cold wave is expected to impact most regions of China from March 25 to 29, with temperature drops of 8 to 12°C nationwide, and some areas experiencing drops of 14 to 16°C, with local maximum temperature drops exceeding 20°C [2][3] - The cold wave will bring strong winds and dust storms to northern regions, with wind speeds reaching 4 to 6 levels, and gusts in some areas reaching 10 to 11 levels [3] - Areas south of the Huai River will experience strong convective weather, including light to moderate rain or thunderstorms, with localized heavy rain expected [4] Group 2 - The cold wave will lead to significant temperature fluctuations, with the minimum temperature line expected to be at 0°C in central North China to southern Shaanxi by the morning of March 30 [2] - Dust storms are anticipated in regions such as eastern and southern Xinjiang, central and western Inner Mongolia, and western Gansu, with some areas experiencing sandstorms [3] - Meteorological experts warn of health risks due to the cold wave and dust storms, advising the public to take precautions against respiratory diseases and to be cautious of low visibility affecting transportation [5]